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U1489 Code – Implausible Data Received From RF Hub

What are the Possible Causes of the Code U1489?
  • Faulty Radio Frequency (RF) Hub
  • Radio Frequency (RF) Hub harness is open or shorted
  • Radio Frequency (RF) Hub circuit poor electrical connection
  • Faulty Air Suspension Control Module (ASCM)
  • Need help with this OBD II code? Our mechanics are available within west Michigan to help. Outside of our service area? Visit our Car Help Section where you can ask questions and get answers.

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